ADM707ANZ

Product Overview

Category

ADM707ANZ belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for voltage monitoring and reset functions.

Characteristics

• Voltage monitoring: ADM707ANZ monitors the supply voltage and provides a reset signal when the voltage falls below a specified threshold.
• Reset function: It ensures that the microcontroller or other digital circuitry starts operating correctly after power-up or voltage fluctuations.
• Package: ADM707ANZ is available in a standard 8-pin plastic dual in-line package (PDIP).
• Essence: The essence of this product lies in its ability to provide reliable voltage monitoring and reset functionality.
• Packaging/Quantity: ADM707ANZ is typically sold in reels containing a quantity of 250 units.

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Threshold Voltage Options: Various threshold voltage options are available, such as 2.32V, 2.93V, 4.38V, etc.
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: Typically 20µA
• Reset Timeout Period: Typically 140ms
• Output Type: Active-low push-pull

Detailed Pin Configuration

ADM707ANZ features an 8-pin PDIP package with the following pin configuration:

1. VCC: Supply voltage input
2. GND: Ground reference
3. MR: Manual reset input
4. RESET: Active-low reset output
5. VTH: Voltage threshold selection input
6. GND: Ground reference
7. VCC: Supply voltage input
8. NC: No connection

Functional Features

• Voltage Monitoring: ADM707ANZ continuously monitors the supply voltage and compares it with the selected threshold voltage.
• Reset Signal Generation: When the supply voltage falls below the threshold, ADM707ANZ generates an active-low reset signal.
• Manual Reset: The MR pin allows for manual reset control, overriding the automatic reset function.
• Adjustable Threshold Voltage: The VTH pin enables the selection of different threshold voltage options.

Advantages and Disadvantages

Advantages

• Reliable voltage monitoring and reset functionality
• Wide supply voltage range allows for versatile applications
• Low quiescent current consumption
• Adjustable threshold voltage options provide flexibility

Disadvantages

• Limited number of threshold voltage options available
• Lack of advanced features compared to more specialized voltage monitoring ICs

Working Principles

ADM707ANZ operates by continuously comparing the supply voltage with the selected threshold voltage. If the supply voltage drops below the threshold, it triggers the generation of an active-low reset signal. This ensures that the connected microcontroller or digital circuitry starts operating correctly after power-up or voltage fluctuations.

Detailed Application Field Plans

ADM707ANZ finds applications in various electronic devices where reliable voltage monitoring and reset functions are required. Some common application fields include:

1. Microcontrollers: ADM707ANZ ensures proper initialization and operation of microcontrollers during power-up and voltage variations.
2. Embedded Systems: It provides essential reset functionality for embedded systems, ensuring stable operation.
3. Industrial Control Systems: ADM707ANZ is used in industrial control systems to monitor power supply integrity and initiate system resets if necessary.
4. Automotive Electronics: In automotive electronics, ADM707ANZ helps maintain stable operation by monitoring the supply voltage and initiating resets when needed.

Detailed and Complete Alternative Models

1. MAX809: A similar voltage monitoring and reset IC offered by Maxim Integrated.
2. MCP100: Another alternative from Microchip Technology, providing voltage monitoring and reset functions.
3. TPS3808: Texas Instruments offers this IC with adjustable threshold voltage options and additional features.

These alternative models offer similar functionality to ADM707ANZ and can be considered as alternatives based on specific requirements.

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